Chamberlain B510 Ultra-Quiet & Strong Belt Drive Garage Door Opener With Med Lifting Power, Keyless Entry Keypad Included;

The Chamberlain B510 is a quiet, durable, steel-reinforced belt drive garage door opener. Perfect for attached garages, it’s precision engineered for years of worry-free reliability and smooth performance you can sleep through. Powered by Chamberlain’s Lift Power System, it delivers the highest lifting capacity compared to the ½ power class. Designed and engineered for safety and security, it features enhanced Triband frequency technology for superior range and performance, Security+2.0code encryption, Posi-lock protection against forced entry, dual-function wall control, wireless exterior keypad, and more. Unit accepts two 100 watt max non-halogen or 26 watt CFL light bulbs (not included). Designed specifically for 7 ft. garage doors - extension kits required for 8 ft. and 10 ft. doors.